REV : 5
REV DATE : 12/16
DPN002945
Page :1 /1
DOWNFLOW FRONT DISCHARGE AIR COOLED MODELS
Form No.: DPN001040_REV4
PRIMARY CONNECTION LOCATIONS
LIEBERT PDX
33"
837mm
34 1/2"
876mm
ECS
ECR
L1
G1
FRONT OF UNIT
FRONT OF UNIT
E2
E1
LV1
X
Y
O
SECTION A-A
X
Y
O
TOP VIEW
PX011 PX018, PX023 PX029
L1 LIQUID LINE SYSTEM 24-3/4 (629) 3/8" 1/2" 5/8"
G1 HOT GAS DISCHARGE 27-3/8 (695) 1/2" 5/8" 7/8"
CD
CONDENSATE DRAIN
CE
CONDENSATE ELECTRICAL
HUM HUMIDIFIER SUPPLY LINE 20 (508) 2-1/2 (64)
ECS ECON-O-COIL SUPPLY 7-5/8 (194)
ECR ECON-O-COIL RETURN 11-3/4 (298)
E1 ELECTRICAL CONN. (HIGH VOLT) TOP 27-5/8 (701)
E2 ELECTRICAL CONN. (HIGH VOLT) TOP 29-7/8 (758)
LV1 ELECTRICAL CONN. (LOW VOLT) TOP 31-5/8 (803) 24-7/8 (632)
POINT DESCRIPTION X in. (mm) Y in. (mm) Z in. (mm)
2-7/8 (73)
N/A
CONNECTION SIZE / OPENING
2-7/8 (73)
31-1/4 (793)
N/A
3 (76)
3 (76) 7/8"
7/8” , 1-3/8”, 1-3/4”
1-1/8"
WITHOUT LEFT SIDE DISCHARGE
WITH LEFT SIDE DISCHARGE
WITHOUT RIGHT SIDE DISCHARGE
WITH RIGHT SIDE DISCHARGE
A A
FRONT VIEW
G1
CE
CD
HUM
ECS
ECR
Y
Z
Y
Z
ECR
ECS
G1
HUM
CE
CD
Notes:
1. Pipes at various heights to allow for tube cutter to be used. Will require stub tubes and elbows for connection at all tube locations.
2. Humidifier supply line will need to be routed through this opening to the connection at the left hand side of the unit.
3. Drawing not to scale. All dimensions from rear corner of unit including panels, and have a tolerance of ± 1/2" (13mm).
4. Field pitch Condensate Drain line a minimum of 1/8" (3.2 mm) per foot (305 mm). All units contain a factory installed condensate trap. Do not trap external to the unit
Drain line may contain boiling water. Select appropriate drain system materials. The drain line must comply with all local codes.
5. Supplied on Dual Cooling Systems only (4 pipe system).
6. All refrigerant & water piping connections are O.D. Copper except as noted.
L1
L1
4
5
5
2
2
2
4
4
2
5
5
ELECTRICAL TOP
CONNECTIONS
3
3
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